Pipe connection

The utility model discloses a pipe connection, including the connecting pipe, connecting pipe outer wall end is provided with the retaining ring mounting groove, install the retaining ring in the retaining ring mounting groove, the end of connecting pipe still overlaps and has the nut, set up threaded hole in the nut, the one end of screw hole is provided with the arch that the round is higher than the screw thread, bellied internal diameter is less than the external diameter of retaining ring. The pipe fitting is connected through adoption suit nut on shown connecting pipe to this product, and passes through the retaining ring prevents the mode that the pipe fitting of nut and connection breaks away from, can realize the high -speed joint installation of pipe fitting and dismantle that installation of effectual reduction pipe connections and required time of dismantlement have improved work efficiency. 本实用新型公开种管接头，包括有连接管，所述连接管外壁末端设置有挡圈安装槽，所述挡圈安装槽内安装有挡圈，所述连接管的末端还套有螺母，所述螺母内开设有螺纹孔，所述螺纹孔的端设置有圈高于螺纹的凸起，所述凸起的内径小于所述